[PDF] Fix substitute resources size calculation.

Review URL: http://codereview.appspot.com/4803041

git-svn-id: http://skia.googlecode.com/svn/trunk@1908 2bbb7eff-a529-9590-31e7-b0007b416f81

2 files changed, 3 insertions, 3 deletions

diff --git a/include/pdf/SkPDFCatalog.h b/include/pdf/SkPDFCatalog.h
index 794bbb126c..4f8f8c1ece 100644
--- a/include/pdf/SkPDFCatalog.h
+++ b/include/pdf/SkPDFCatalog.h
@@ -82,7 +82,7 @@ public:
     /** Set file offsets for the resources of substitute objects.
      *  @param fileOffset Accumulated offset of current document.
      *  @param firstPage  Indicate whether this is for the first page only.
-     *  @return           Accumulated offset of resources of substitute objects.
+     *  @return           Total size of resources of substitute objects.
      */
     off_t setSubstituteResourcesOffsets(off_t fileOffset, bool firstPage);
 
diff --git a/src/pdf/SkPDFCatalog.cpp b/src/pdf/SkPDFCatalog.cpp
index 5e9d018a89..025c86d82f 100644
--- a/src/pdf/SkPDFCatalog.cpp
+++ b/src/pdf/SkPDFCatalog.cpp
@@ -193,7 +193,7 @@ off_t SkPDFCatalog::setSubstituteResourcesOffsets(off_t fileOffset,
     for (int i = 0; i < targetList->count(); ++i) {
         offsetSum += setFileOffset((*targetList)[i], offsetSum);
     }
-    return offsetSum;
+    return offsetSum - fileOffset;
 }
 
 void SkPDFCatalog::emitSubstituteResources(SkWStream *stream, bool firstPage) {
@@ -206,4 +206,4 @@ void SkPDFCatalog::emitSubstituteResources(SkWStream *stream, bool firstPage) {
 SkTDArray<SkPDFObject*>* SkPDFCatalog::getSubstituteList(bool firstPage) {
     return firstPage ? &fSubstituteResourcesFirstPage :
                        &fSubstituteResourcesRemaining;
-}
\ No newline at end of file
+}